问题
选择题
Johny , you ____ play with the knife , you ____ hurt yourself .
A．won''t ; can''t
B．mustn''t ; may
C．shouldn''t ; must
D．can''t ; shouldn''t
答案
B。
must 在否定句中表绝对不允许。
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Johny , you ____ play with the knife , you ____ hurt yourself .
A．won''t ; can''t
B．mustn''t ; may
C．shouldn''t ; must
D．can''t ; shouldn''t
B。
must 在否定句中表绝对不允许。